As EVs become more common, so does issues with existing network and grid. This article explains how these issues are caused and a few of the possible solutions for them.
The EV charging infrastrucutre and procurement guide is a free document aimed at helping organisations procure charging infrastructure in a simplified, scalable, and cost-effective manner.
In this article, we review case studies of two recent issues that the Diagno team was able to identify and have rectified.
This article lists the main changes to the 2021 version of AS/NZS 1170.2
This article lists the main causes of solar fires and methods of prevention that can be used.
Vehicle To Grid Australia What is Vehicle-to-Grid? Electric vehicles (EVs) are becoming increasingly popular and it is forecasted that by 2030, one third of cars sold will be electric . This increase in electric vehicles poses a challenge to the National Energy Market (NEM) on how to best manage the charging of these EVs without […]
The 2020 updates to the inverter Standard AS/NZS 4777.2 Grid connection of energy systems via inverters, Part 2: Inverter Requirements is now available. If you’re a solar professional, you’re probably familiar with the 2015 version of the Standard. In December 2020, the Standard was updated to reflect changing conditions in the industry. These changes could […]
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Cable sizing and derating are critical elements in any electrical project, not just solar power installations. Most electricians rely on Australian/New Zealand Standards AS/NZS 3008.1.1 and AS/NZS 3000 to provide the answers necessary to adequately size and derate cables for a given load in any situation. In some scenarios, a specific site or installation may […]
This article will give you an overview and examples of DC cable sizing using the standard AS/NZS 3008. Cable sizing is one of the most crucial engineering problems in PV system design. It has major implications on the overall cost, performance, and safety in design of PV systems. Correct cable selection also ensures compliance with Australian […]